Calculate data weights based on st. dev. within each spw.

Statwt Summary Plot

VLASS2.2.sb41027522.eb41031268.59557.25108456019_split_split.ms

Plot of antenna-based weight vs. antenna or spectral window (before re-weight)

Plot of antenna-based weight vs. antenna or spectral window (after re-weight)

Statwt Summary

Summary of before/after-statwt antenna-based weights (Wi) for each antenna. The antenna-based weights are derived from the visibility WEIGHT column: WijWiWj.
Antenna Selection statwt before statwt after
Median 1st/3rd Quartile Mean ± S.Dev. Median 1st/3rd Quartile Mean ± S.Dev.
ea01 1342 1342/1342 1342 ± 0 6.098 5.795/6.841 6.265 ± 0.7592
ea03 1342 1342/1342 1342 ± 0.000001852 5.515 5.02/6.46 5.685 ± 0.8618
ea04 1342 1342/1342 1342 ± 0 5.678 5.224/6.473 5.842 ± 0.8108
ea05 1342 1342/1342 1342 ± 0 6.117 5.551/7.042 6.302 ± 0.762
ea06 1342 1342/1342 1342 ± 0 6.107 5.47/6.598 6.065 ± 0.7678
ea07 1342 1342/1342 1342 ± 0 6.067 5.435/6.489 6.011 ± 0.7956
ea08 1342 1342/1342 1342 ± 0 5.932 5.417/6.749 6.03 ± 0.8314
ea09 1342 1342/1342 1342 ± 0 5.977 5.478/6.761 6.089 ± 0.8694
ea10 1342 1342/1342 1342 ± 0 6.409 5.585/7.122 6.289 ± 0.8597
ea11 1342 1342/1342 1342 ± 0 6.381 5.319/6.754 6.125 ± 0.8615
ea12 1342 1342/1342 1342 ± 0 6.487 5.611/6.914 6.341 ± 0.8714
ea13 1342 1342/1342 1342 ± 0 5.68 5.559/6.273 5.851 ± 0.6088
ea14 1342 1342/1342 1342 ± 0 6.209 5.621/6.903 6.244 ± 0.9052
ea15 1342 1342/1342 1342 ± 0 5.824 5.34/6.405 5.869 ± 0.7755
ea16 1342 1342/1342 1342 ± 0 6.441 5.759/6.982 6.303 ± 0.9321
ea17 1342 1342/1342 1342 ± 0 6.734 6.137/7.756 6.806 ± 0.9171
ea18 1342 1342/1342 1342 ± 0 5.165 4.695/5.522 5.171 ± 0.511
ea19 1342 1342/1342 1342 ± 0 6.318 5.786/7.013 6.379 ± 0.9024
ea20 1342 1342/1342 1342 ± 0 5.938 5.456/6.623 5.996 ± 0.8317
ea21 1342 1342/1342 1342 ± 0 5.365 5.026/5.929 5.476 ± 0.589
ea22 1342 1342/1342 1342 ± 0.000005542 6.35 5.401/6.732 6.069 ± 0.8069
ea23 1342 1342/1342 1342 ± 0 6.375 5.675/6.837 6.33 ± 0.7778
ea24 1342 1342/1342 1342 ± 0.00001534 5.845 5.277/6.601 5.821 ± 0.7975
ea25 1342 1342/1342 1342 ± 0 6.7 5.589/7.17 6.446 ± 0.9634
ea26 1342 1342/1342 1342 ± 0 6.529 5.926/7.408 6.567 ± 0.8855
ea27 1342 1342/1342 1342 ± 0 6.146 5.527/6.999 6.2 ± 0.7827
ea28 1342 1342/1342 1342 ± 0 6.112 5.775/7.037 6.379 ± 0.7973
Summary of before/after-statwt antenna-based weights (Wi) for each spectral window. The antenna-based weights are derived from the visibility WEIGHT column: WijWiWj.
Spw Selection statwt before statwt after
Median 1st/3rd Quartile Mean ± S.Dev. Median 1st/3rd Quartile Mean ± S.Dev.
2 1342 1342/1342 1342 ± 0.00002307 5.511 5.266/5.725 5.482 ± 0.3139
3 1342 1342/1342 1342 ± 0.00002619 5.107 4.905/5.282 5.092 ± 0.3872
4 1342 1342/1342 1342 ± 0.00002874 4.317 4.248/4.458 4.392 ± 0.3019
5 1342 1342/1342 1342 ± 0.00002307 5.574 5.271/5.71 5.503 ± 0.3315
6 1342 1342/1342 1342 ± 0.00002307 5.514 5.333/5.746 5.489 ± 0.3085
7 1342 1342/1342 1342 ± 0.00002307 5.577 5.371/5.699 5.546 ± 0.3002
8 1342 1342/1342 1342 ± 0.00002307 5.518 5.279/5.736 5.492 ± 0.3371
9 1342 1342/1342 1342 ± 0.00002307 5.851 5.629/6.081 5.816 ± 0.3416
10 1342 1342/1342 1342 ± 0.00002307 6.459 6.212/6.589 6.366 ± 0.3479
11 1342 1342/1342 1342 ± 0.00002307 6.692 6.44/6.84 6.615 ± 0.3693
12 1342 1342/1342 1342 ± 0.00002307 6.837 6.52/7.001 6.758 ± 0.4433
13 1342 1342/1342 1342 ± 0.00002307 7.281 7.052/7.633 7.263 ± 0.4699
14 1342 1342/1342 1342 ± 0.00002307 7.524 7.175/7.76 7.447 ± 0.4762
15 1342 1342/1342 1342 ± 0.00002307 7.106 6.772/7.402 7.073 ± 0.4396
16 1342 1342/1342 1342 ± 0.00002307 6.406 6.178/6.744 6.425 ± 0.4439
17 1342 1342/1342 1342 ± 0.00002307 6.401 6.097/6.583 6.342 ± 0.4816
overwrite_modelcol
False
statwtmode
VLASS-SE
output_dir
 
vis
VLASS2.2.sb41027522.eb41031268.59557.25108456019_split_split.ms
datacolumn
residual_data
Start time
2025-06-11 18:57:58.596
End
2025-06-11 20:16:36.632
Duration
1:18:38.037
Note, WebLog generation is not included in the time.

CASA logs for stage 8